Table 4. Nutrient concentration of the forest floor in plantation and expansion treatments of Phyllostachys nigra var. henonis.

Treatment	Nutrient (mg g−1)
	C	N	P	K	Ca	Mg
Plantation	395.38 (12.15)a	14.96 (1.60)a	1.09 (0.16)a	1.20 (0.15)a	8.19 (1.54)a	1.32 (0.24)a
Expansion	402.60 (15.77)a	12.26 (1.20)a	0.69 (0.07)a	1.31 (0.20)a	8.62 (0.98)a	1.68 (0.36)a

Values in parenthesis are standard error (n=6). Different letters between plantation and expansion treatments represent a significant difference at P < 0.05.